Vegetables

Butternut squash calories and nutrition

A cup of raw butternut squash cubes (140 g) has 63 calories, with 1.4 g of protein, 16.4 g of carbs and 0.1 g of fat. That is 45 calories per 100 g.

Raw, cubed. Data: USDA FoodData Central, “Squash, winter, butternut, raw”. These values use raw butternut squash. Weigh it before cooking for this entry. Roasting changes the water content, and added oil or butter must be counted separately.

1 cup, raw cubes · 140 g

63 calories

Protein
1.4 g8% of calories · 3% DV
Carbs
16.4 g91% of calories · 6% DV
Fat
0.1 g2% of calories · 0% DV
Fiber
2.8 g
Sugars
3.1 g
Saturated fat
0 g
Sodium
5.6 mg

Butternut squash calories

For a cup of raw butternut squash cubes, USDA reports 63 calories, 1.4 g protein, 16.4 g carbs and 0.1 g fat. These values use raw butternut squash. Weigh it before cooking for this entry. Roasting changes the water content, and added oil or butter must be counted separately. Sources ↓

Calories in butternut squash by serving

Butternut squash · servings and USDA nutrition
ServingCaloriesProteinCarbsFat
1 cup, raw cubes140 g631.4 g16.4 g0.1 g
100 g100 g451 g11.7 g0.1 g

Serving weights are USDA’s household measures for this food.

Butternut squash nutrition facts

Per 100 g, 45 calories: 8% from protein, 91% from carbs and 2% from fat.

Butternut squash · servings and USDA nutrition
NutrientPer 100 gPer serving1 cup, raw cubes · 140 g% Daily Value
Calories4563–
Total fat0.1 g0.1 g0%
Saturated fat0 g0 g0%
Cholesterol0 mg0 mg0%
Sodium4 mg5.6 mg0%
Total carbohydrate11.7 g16.4 g6%
Dietary fiber2 g2.8 g10%
Total sugars2.2 g3.1 g–
Protein1 g1.4 g3%
Vitamin D0 µg0 µg0%
Calcium48 mg67.2 mg5%
Iron0.7 mg1 mg5%
Potassium352 mg492.8 mg10%
Vitamin A532 µg744.8 µg83%
Vitamin C21 mg29.4 mg33%

% Daily Value is per serving (1 cup, raw cubes), using the FDA’s Daily Values. Calorie shares use 4 calories per gram of protein and carbs and 9 per gram of fat.

How long to walk it off

Walking at 3 mph, a 150-lb adult burns about 3.2 calories a minute on top of what they would burn at rest. So a cup of raw butternut squash cubes (63 calories) takes about 20 minutes of walking, roughly 2,300 steps.

Work it out for your weight and pace →

Compare calories by serving

A cup of raw butternut squash cubes has 63 calories, 21 more calories than a cup of spaghetti squash cooked without salt (42 calories). The portions weigh 140 g and 155 g, respectively.

Related foods to explore

  • Spaghetti squash42 calories in a cup of cooked spaghetti squash27 per 100 g
  • Jalapeño4 calories in one jalapeño29 per 100 g
  • Sweet potato103 calories in a medium baked sweet potato90 per 100 g
  • Edamame188 calories in a cup of prepared edamame121 per 100 g

All foods →

Butternut squash questions

How many calories are in a cup of raw butternut squash cubes?

A cup of raw butternut squash cubes (140 g) has 63 calories: 0.1 g fat, 16.4 g carbs (2.8 g of it fiber) and 1.4 g protein.

How many calories are in butternut squash?

The USDA serving (1 cup, raw cubes, 140 g) has 63 calories, 1.4 g protein, 16.4 g carbs and 0.1 g fat. These values use raw butternut squash. Weigh it before cooking for this entry. Roasting changes the water content, and added oil or butter must be counted separately.

How many cal are in butternut squash?

The USDA serving (1 cup, raw cubes, 140 g) has 63 calories, 1.4 g protein, 16.4 g carbs and 0.1 g fat. These values use raw butternut squash. Weigh it before cooking for this entry. Roasting changes the water content, and added oil or butter must be counted separately.

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Sources

  1. U.S. Department of Agriculture, FoodData Central: Squash, winter, butternut, raw (FDC ID 169295, SR Legacy, published 2019-04-01).
  2. Official USDA bulk archive; archived October 26, 2026; record verified October 29, 2026.
  3. U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels.
  4. Walking time: the method of our walking calorie calculator (2024 Adult Compendium of Physical Activities; CADENCE-Adults for steps).

Prepared by the KaloCam team · Updated